KR910700200A - Process for producing hydrothermal aqueous sodium silicate solution with high SiO₂: Na₂O molar ratio - Google Patents

Process for producing hydrothermal aqueous sodium silicate solution with high SiO₂: Na₂O molar ratio

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Publication number
KR910700200A
KR910700200A KR1019900702101A KR900702101A KR910700200A KR 910700200 A KR910700200 A KR 910700200A KR 1019900702101 A KR1019900702101 A KR 1019900702101A KR 900702101 A KR900702101 A KR 900702101A KR 910700200 A KR910700200 A KR 910700200A
Authority
KR
South Korea
Prior art keywords
temperature
quartz
molar ratio
aqueous sodium
reaction
Prior art date
Application number
KR1019900702101A
Other languages
Korean (ko)
Inventor
노보트니 루돌프
호르 알프레드
슈르쯔 요스트
Original Assignee
게오르그 챠이트, 호르스트 헤를레
헨켈 코만디트 게젤샤프트 아우프 아크티엔
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 게오르그 챠이트, 호르스트 헤를레, 헨켈 코만디트 게젤샤프트 아우프 아크티엔 filed Critical 게오르그 챠이트, 호르스트 헤를레
Publication of KR910700200A publication Critical patent/KR910700200A/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/20—Silicates
    • C01B33/32—Alkali metal silicates

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Silicon Compounds (AREA)

Abstract

내용 없음.No content.

Description

높은 SiO2: Na2O 몰비를 갖는 소듐 실리케이트 용액의 열수성 제조방법Thermo-Aqueous Preparation of Sodium Silicate Solutions with High SiO2: Na2O Molar Ratios

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (5)

결정성 실리콘 디옥시드 및 수산화나트륨 수용액의 반응에 의해 높은 SiO2: Na2O 몰비를 갖는 소듐 실리케이트 용액의 열수성 제조방법에 있어서, 1100℃ 내지 용융점의 온도로 조절된 석영을 결정성 실리콘 디옥시드로서 사용하고, 상기 조절된 석영을 10∼50중량% 농도 범위의 수산화나트륨 수용액과 반응시키고, 반응은 150∼300℃ 온도 및 이 온도에 대응하는 포화 증기압하에서 밀폐된 가압 반응기중에서 수행함을 특징으로 하는 방법.In the method of thermo-water production of a sodium silicate solution having a high SiO 2 : Na 2 O molar ratio by the reaction of a crystalline silicon dioxide and an aqueous sodium hydroxide solution, quartz controlled to a temperature of 1100 ° C. to the melting point is crystalline silicon dioxide. And reacted with the controlled quartz with an aqueous sodium hydroxide solution in a concentration range of 10-50% by weight, the reaction being carried out in a closed pressurized reactor at a temperature of 150-300 ° C. and a saturated vapor pressure corresponding to this temperature. Way. 제1항에 있어서, 수득된 소듐 실리케이트 용액은 2.9∼3.7 : 1, 바람직하게는 3.0∼3.6 :1 및 더욱 바람직하게는 3.3∼3.5 :1 의 SiO2: Na2O 몰비를 가짐을 특징으로 하는 방법.The method of claim 1 wherein the sodium silicate solution obtained is characterized in that it has a SiO 2 : Na 2 O molar ratio of 2.9 to 3.7: 1, preferably 3.0 to 3.6: 1 and more preferably 3.3 to 3.5: 1. Way. 제1항 또는 2항에 있어서, 촉매량의 알칼리 존재하에 1200∼1700℃의 온도로 조절시키고 이 조건하에서 대부분 크리스토발라이트로 변화된 석영은 결정성 실리콘 디옥시드로서 사용되고, 상기 조절된 석영은 15∼30중량% 및 바람직하게는 20∼30중량%농도 범위의 수산화나트륨 수용액으로 반응시키고, 반응은 200∼250℃의 온도에서 이 온도에 대응하는 포화 증기압하에 필폐된 가압 반응기중에서 수행함을 특징으로 하는 방법.The quartz according to claim 1 or 2, wherein the quartz which is adjusted to a temperature of 1200 to 1700 DEG C in the presence of a catalytic amount of alkali and which is changed to cristobalite for the most part under these conditions is used as the crystalline silicon dioxide, and the controlled quartz is 15 to 30% by weight. And preferably reacting with an aqueous sodium hydroxide solution in a concentration range of 20-30% by weight, and the reaction is carried out in a pressurized reactor under saturated steam pressure corresponding to this temperature at a temperature of 200-250 ° C. 제1내지 3항중 어느 한 항에 있어서, 촉매량의 알칼리 존재하에 100~1600℃ 범위의 온도로 조절시키고이 조건하에 대부분 크리스토발라이트로 변화되는 석영을 결정성 실리콘 디옥시드로서 사용함을 특징으로 하는 방법.The process according to any one of claims 1 to 3, characterized in that quartz is used as crystalline silicon dioxide, which is controlled in the presence of a catalytic amount of alkali to a temperature in the range of 100 to 1600 ° C. and under which conditions it is mostly converted to cristobalite. 제1내지 4항중 어느 한 항에 있어서, 반응은 소듐 실리케이트 용액중에서 정해진 SIO2: Na2O 몰비를 기준하여 100몰 %이하, 바람직하게는 1~10몰% 및 더욱 바람직하게는 2~5몰%의 과량의 조절 석영과 수행함을특징으로 하는 방법.The reaction according to any one of claims 1 to 4, wherein the reaction is 100 mol% or less, preferably 1-10 mol% and more preferably 2-5 mol, based on the SIO 2 : Na 2 O molar ratio determined in the sodium silicate solution. Characterized by performance with an excess of controlled quartz in%. ※참고사항:최초출원 내용에 의하여 공개하는 것임.※ Note: This is to be disclosed based on the first application.
KR1019900702101A 1989-01-31 1990-01-22 Process for producing hydrothermal aqueous sodium silicate solution with high SiO₂: Na₂O molar ratio KR910700200A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DEP3902751.1 1989-01-31
DE3902751A DE3902751A1 (en) 1989-01-31 1989-01-31 METHOD FOR THE HYDROTHERMAL PRODUCTION OF SODIUM SILICATE SOLUTIONS WITH A HIGH SI0 (DOWN ARROW) 2 (DOWN ARROW): NA (DOWN ARROW) 2 (DOWN ARROW) MOLENE RATIO
PCT/EP1990/000118 WO1990008735A1 (en) 1989-01-31 1990-01-22 HYDROTHERMAL PROCESS FOR PREPARING SODIUM SILICATE SOLUTIONS WITH A HIGH SiO2:Na2O MOLAR RATIO

Publications (1)

Publication Number Publication Date
KR910700200A true KR910700200A (en) 1991-03-14

Family

ID=6373104

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900702101A KR910700200A (en) 1989-01-31 1990-01-22 Process for producing hydrothermal aqueous sodium silicate solution with high SiO₂: Na₂O molar ratio

Country Status (18)

Country Link
EP (2) EP0380996A1 (en)
JP (1) JPH04503052A (en)
KR (1) KR910700200A (en)
CN (1) CN1044634A (en)
AU (1) AU628933B2 (en)
BR (1) BR9007067A (en)
CS (1) CS275046B2 (en)
DD (1) DD291537A5 (en)
DE (1) DE3902751A1 (en)
DK (1) DK141391D0 (en)
HU (1) HUT58650A (en)
NZ (1) NZ232270A (en)
PT (1) PT93012A (en)
RU (1) RU1839663C (en)
TR (1) TR24134A (en)
WO (1) WO1990008735A1 (en)
YU (1) YU14490A (en)
ZA (1) ZA90677B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE500367C2 (en) * 1989-11-09 1994-06-13 Eka Nobel Ab Silica soles and process for making paper
CN102167344A (en) * 2010-11-30 2011-08-31 王嘉兴 Method of preparing water glass and sodium metasilicate nonahydrate by using waste liquid of alum slurry
RU2495823C2 (en) * 2011-12-27 2013-10-20 федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Национальный исследовательский университет "МЭИ" (ФГБОУ ВПО "НИУ МЭИ") Method of producing liquid glass from sodium silicate
RU2548097C1 (en) * 2013-09-30 2015-04-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Кубанский государственный аграрный университет" Method of producing liquid glass
RU2548096C1 (en) * 2013-09-30 2015-04-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Кубанский государственный аграрный университет" Method of producing liquid glass
RU2549407C1 (en) * 2013-09-30 2015-04-27 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Кубанский государственный аграрный университет" Method for producing high-modulus liquid glass
CN106675118A (en) * 2016-12-14 2017-05-17 大连洪浰科技有限公司 Water-based inorganic mixing liquid and preparation method thereof

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2826432C2 (en) * 1978-06-16 1980-10-16 Henkel Kgaa, 4000 Duesseldorf Process for the production of water glass
DE3002857A1 (en) * 1980-01-26 1981-07-30 Henkel KGaA, 4000 Düsseldorf METHOD FOR THE HYDROTHERMAL PRODUCTION OF SODIUM SILICATE SOLUTIONS
DE3121919A1 (en) * 1980-06-24 1982-04-29 Steirische Magnesit-Industrie AG, 1130 Wien HYDROTHERMAL DIRECT SYNTHESIS OF ALKALISILICATES
JPS57111232A (en) * 1980-12-26 1982-07-10 Doukai Kagaku Kogyo Kk Production of alkali silicate
FR2525204A1 (en) * 1982-04-16 1983-10-21 Ugine Kuhlmann PROCESS FOR THE MANUFACTURE OF ALKALI SILICATE SOLUTIONS IN A STATIC REACTOR
FR2541667B2 (en) * 1982-04-16 1986-07-04 Ugine Kuhlmann PROCESS FOR PRODUCING ALKALI SILICATE SOLUTIONS IN A STATIC REACTOR
DE3421158A1 (en) * 1984-06-07 1985-12-12 Henkel KGaA, 4000 Düsseldorf METHOD FOR THE HYDROTHERMAL PRODUCTION OF CLEAR SODIUM SILICATE SOLUTIONS

Also Published As

Publication number Publication date
CN1044634A (en) 1990-08-15
CS9000413A3 (en) 1992-01-15
RU1839663C (en) 1993-12-30
PT93012A (en) 1990-07-31
BR9007067A (en) 1991-10-08
EP0456707A1 (en) 1991-11-21
DK141391A (en) 1991-07-30
HU901548D0 (en) 1991-11-28
YU14490A (en) 1991-08-31
NZ232270A (en) 1991-02-26
DD291537A5 (en) 1991-07-04
JPH04503052A (en) 1992-06-04
ZA90677B (en) 1990-10-31
CS275046B2 (en) 1992-01-15
TR24134A (en) 1991-05-01
DE3902751A1 (en) 1990-08-02
AU628933B2 (en) 1992-09-24
WO1990008735A1 (en) 1990-08-09
AU5046790A (en) 1990-08-24
DK141391D0 (en) 1991-07-30
EP0380996A1 (en) 1990-08-08
HUT58650A (en) 1992-03-30

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